Home / 53,226.72-79,844.64-13,783.32

Finding the Fourth Proportional to 53,226.72, 79,844.64 and 13,783.32

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Solution

The fourth proportional to 53,226.72, 79,844.64 and 13,783.32 is: 20,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,226.72 : 79,844.64 = 13,783.32 : x
  2. Step 2: Convert to fraction form
    53,226.72/79,844.64 = 13,783.32/x
  3. Step 3: Cross multiply
    53,226.72x = 79,844.64 × 13,783.32
  4. Step 4: Simplify right side
    53,226.72x = 1,100,524,223.40
  5. Step 5: Solve for x
    x = 1,100,524,223.40/53,226.72
  6. Step 6: Final answer
    x = 20,676.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.